#!/usr/local/bin/python3
# -*- coding: UTF-8 -*-
"""
@author:apple
@file:Single01.py
@time:2021/09/17
"""

class Person:
    _intance = None

    @classmethod
    def getInstance(cls):
        if not cls._intance:
            cls._intance = cls()
        return cls._intance

if __name__ == '__main__':
    pass
